uTools-Manuals/docs/php/getcwd.html
2019-04-08 23:22:26 +08:00

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<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>取得当前工作目录</title>
</head>
<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.getcwd" class="refentry">
<div class="refnamediv">
<h1 class="refname">getcwd</h1>
<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">getcwd</span> &mdash; <span class="dc-title">取得当前工作目录</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.getcwd-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>getcwd</strong></span>
( <span class="methodparam">void</span>
) : <span class="type">string</span></div>
<p class="para rdfs-comment">
取得当前工作目录。
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.getcwd-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
成功则返回当前工作目录,失败返回 <strong><code>FALSE</code></strong>
</p>
<p class="para">
在某些 Unix 的变种下,如果任何父目录没有设定可读或搜索模式,即使当前目录设定了,<span class="function"><strong>getcwd()</strong></span>
还是会返回 <strong><code>FALSE</code></strong>。有关模式与权限的更多信息见 <span class="function"><a href="chmod.html" class="function">chmod()</a></span>
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.getcwd-examples">
<h3 class="title">范例</h3>
<p class="para">
<div class="example" id="example-2750">
<p><strong>Example #1 <span class="function"><strong>getcwd()</strong></span> 例子</strong></p>
<div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br /></span><span style="color: #FF8000">//&nbsp;current&nbsp;directory<br /></span><span style="color: #007700">echo&nbsp;</span><span style="color: #0000BB">getcwd</span><span style="color: #007700">()&nbsp;.&nbsp;</span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">chdir</span><span style="color: #007700">(</span><span style="color: #DD0000">'cvs'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;current&nbsp;directory<br /></span><span style="color: #007700">echo&nbsp;</span><span style="color: #0000BB">getcwd</span><span style="color: #007700">()&nbsp;.&nbsp;</span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
</div>
<div class="example-contents"><p>以上例程的输出类似于:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
/home/didou
/home/didou/cvs
</pre></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.getcwd-seealso">
<h3 class="title">参见</h3>
<p class="para">
<ul class="simplelist">
<li class="member"><span class="function"><a href="chdir.html" class="function" rel="rdfs-seeAlso">chdir()</a> - 改变目录</span></li>
<li class="member"><span class="function"><a href="chmod.html" class="function" rel="rdfs-seeAlso">chmod()</a> - 改变文件模式</span></li>
</ul>
</p>
</div>
</div></div></div></body></html>